package main.java.controller;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import pojo.User;
import service.UserService;
import util.Page;

import java.util.List;

@Controller
@RequestMapping("/asyncuser")

// /user/list
public class AsyncUserController {

    @Autowired
    private UserService userService;

    @RequestMapping("/tolist")
    public String toList(){
        return "asyncuser/list";
    }

    @RequestMapping("/list/{currentPage}")
    public String findAll(User user,@PathVariable("currentPage") int currentPage, Model model){
        Page page = new Page();
        page.setCurrentPage(currentPage);
        // 查询总记录数
        int totalCount = userService.count(user);
        page.setTotalCount(totalCount);
        page.setTotalPage();
        // 计算偏移量
        int offset = (currentPage - 1) * page.getPageSize();
        List<User> users = userService.findAll(user, offset, page.getPageSize());
        model.addAttribute("users", users);
        model.addAttribute("page", page);
        model.addAttribute("user", user);

        return "user/list";
    }

    @RequestMapping("/toadd")
    public String toAdd(){
        return "user/add";
    }

    @RequestMapping("/addSave")
    public String addUser(User user){
        int result = userService.addUser(user);
        if (result > 0){
            return "redirect:/user/list/1";
        }else {
            return "error";
        }
    }

//    @RequestMapping("/regist")
//    public String regist(User user){
//        int result = userService.addUser(user);
//        if (result > 0){
//            return "login";
//        }else {
//            return "error";
//        }
//    }

    @RequestMapping("/delete/{id}")
    public String deleteUser(@PathVariable("id") int id){
        int result = userService.deleteUser(id);
        if (result > 0){
            return "redirect:/user/list/1";
        }else {
            return "error";
        }
    }

    @RequestMapping("/toupdate/{id}")
    public String toUpdate(@PathVariable("id") int id,Model model){
        User user = userService.findUserById(id);
        model.addAttribute("user",user);
        return "user/update";
    }

    @RequestMapping("/updateSave")
    public String updateUser(User user){
        int result = userService.updateUser(user);
        if (result > 0){
            return "redirect:/user/list/1";
        }else {
            return "error";
        }
    }
}
